Mercury MerCruiser Horizon 8.2 ECT

Section 7 - Troubleshooting
90-8M0061999 eng MAY 2012 Page 75
Section 7 - Troubleshooting
Table of Contents
Diagnosing EFI Problems..................................................... 76
Diagnosing DTS Problems................................................... 76
Engine Guardian System...................................................... 76
Troubleshooting Charts........................................................ 76
Starter Motor Will Not Crank Engine, or Cranks Slowly
....................................................................................... 76
Engine Will Not Start or Is Hard to Start........................ 76
Engine Runs Rough, Misses, or Backfires.................... 77
Poor Performance..........................................................77
Excessive Engine Temperature..................................... 77
Insufficient Engine Temperature.................................... 77
Low Engine Oil Pressure............................................... 78
Battery Will Not Recharge............................................. 78
Remote Control Is Difficult to Move, Has Excessive Play,
or Makes Unusual Sounds.............................................78
Steering Wheel Jerks or Is Difficult to Turn................... 78
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